This 13 page packet about the planets would be a wonderful addition to your Space unit. It can help you incorporate the science material into you reading instruction. The informational posters could also be used to display in your classroom or help the students when they are researching the planets.
This reading packet about out solar system includes:
Close Reading Passage
DBQ page about the Sun
DBQ page about the Planets
8 Fact Posters about the Planets